staging: rtl8192e: Rename TxPowerLevelCCK...

Rename variable TxPowerLevelCCK to tx_pwr_level_cck, TxPowerLevelCCK_A to
tx_pwr_level_cck_a and TxPowerLevelCCK_C to tx_pwr_level_cck_c to avoid
CamelCase which is not accepted by checkpatch.

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/c18af327debcf85f3498be9c7a1492d501748669.1673290428.git.philipp.g.hortmann@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>